#4082FB
Closest named color: Clear Blue (#247AFD). oklch(62.8% 0.193 261.3), rgb(64, 130, 251).
Aa
Black text reads best on this color (5.80:1).
About this color
#4082FB is a medium-light, vivid blue. In OKLCH its lightness is 63%, its chroma 0.193 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.030 away. Black text reads best on it, at 5.80:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.193) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.80:1 |
| White text | 3.61:1 |
Values
| HEX | #4082FB |
| RGB | rgb(64, 130, 251) |
| HSL | hsl(219, 96%, 62%) |
| OKLCH | oklch(62.8% 0.193 261.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #4082FB | 3.61:1 | AA large text | Lc -68.8 | Content text, not long reading |
| Black text on #4082FB | 5.80:1 | AA | Lc 40.8 | Non-text elements, placeholder text |
| #4082FB text on white | 3.61:1 | AA large text | Lc 63.3 | Content text, not long reading |
| #4082FB text on black | 5.80:1 | AA | Lc -38.4 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EAFD
oklch(93.5% 0.028 263.4)
-
Step 200
200
#C6DAFD
oklch(88.5% 0.053 261.7)
-
Step 300
300
#9EC1FE
oklch(80.8% 0.095 261.3)
-
Step 400
400
#6A9FFE
oklch(70.8% 0.151 261.3)
-
Step 500
500 (this color)
#4082FB
oklch(62.8% 0.193 261.3)
-
Step 600
600
#2169EB
oklch(55.7% 0.209 261.2)
-
Step 700
700
#1356CD
oklch(49.1% 0.196 261.2)
-
Step 800
800
#1347A5
oklch(42.6% 0.161 261.2)
-
Step 900
900
#173D83
oklch(37.7% 0.126 261.3)
-
Step 950
950
#0E244D
oklch(26.9% 0.081 261.5)
#4082FB with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #3C90FF | 0.035 |
| Deuteranopia (no green cones) | #007EF9 | 0.031 |
| Tritanopia (no blue cones) | #009FB2 | 0.152 |
| Achromatopsia (no color) | #868686 | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4082FB
#4082FB
oklch(62.8% 0.193 261.3)
- #B07F00
#B07F00
oklch(62.9% 0.13 81.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #4082FB, closest first.
No curated palette has a color within ΔE 0.04 of #4082FB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.030
- Dodger Blue #1E90FF ΔE 0.036
- Cornflower #6A79F7 ΔE 0.045
- Soft Blue #6488EA ΔE 0.048
- Dark Sky Blue #448EE4 ΔE 0.051
- Chefchaouen Blue #4895EF ΔE 0.057
- Cerulean Blue #056EEE ΔE 0.066
- Cornflower Blue #6495ED ΔE 0.070
Use #4082FB in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.