#477BF5
Closest named color: Clear Blue (#247AFD). oklch(61.3% 0.191 264.2), rgb(71, 123, 245).
Aa
Black text reads best on this color (5.41:1).
About this color
#477BF5 is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.191 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.027 away. Black text reads best on it, at 5.41:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.191) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.41:1 |
| White text | 3.87:1 |
Values
| HEX | #477BF5 |
| RGB | rgb(71, 123, 245) |
| HSL | hsl(222, 90%, 62%) |
| OKLCH | oklch(61.3% 0.191 264.2) |
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 #477BF5 | 3.87:1 | AA large text | Lc -71.3 | Content text, not long reading |
| Black text on #477BF5 | 5.41:1 | AA | Lc 38.3 | Non-text elements, placeholder text |
| #477BF5 text on white | 3.87:1 | AA large text | Lc 65.8 | Content text, not long reading |
| #477BF5 text on black | 5.41:1 | AA | Lc -35.9 | 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
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C8DAFD
oklch(88.6% 0.052 263.7)
-
Step 300
300
#A2C0FE
oklch(80.8% 0.094 264.4)
-
Step 400
400
#709DFD
oklch(70.6% 0.149 264)
-
Step 500
500 (this color)
#477BF5
oklch(61.3% 0.191 264.2)
-
Step 600
600
#3166EB
oklch(55.5% 0.209 264.2)
-
Step 700
700
#2554CC
oklch(49.1% 0.193 264.2)
-
Step 800
800
#1F46A5
oklch(42.8% 0.16 263.9)
-
Step 900
900
#1E3C83
oklch(37.8% 0.125 264.1)
-
Step 950
950
#12244D
oklch(27.1% 0.079 264)
#477BF5 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) | #318AF9 | 0.038 |
| Deuteranopia (no green cones) | #007AF3 | 0.036 |
| Tritanopia (no blue cones) | #0098AC | 0.154 |
| Achromatopsia (no color) | #818181 | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #477BF5
#477BF5
oklch(61.3% 0.191 264.2)
- #A77C00
#A77C00
oklch(61.2% 0.126 84.1)
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 #477BF5, closest first.
No curated palette has a color within ΔE 0.04 of #477BF5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.027
- Cornflower #6A79F7 ΔE 0.038
- Soft Blue #6488EA ΔE 0.052
- Royal Blue #4169E1 ΔE 0.053
- Dodger Blue #1E90FF ΔE 0.054
- Cerulean Blue #056EEE ΔE 0.055
- Dark Sky Blue #448EE4 ΔE 0.059
- Neon Blue #4361EE ΔE 0.063
Use #477BF5 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.