#1F80EE
Closest named color: Clear Blue (#247AFD). oklch(60.6% 0.186 255.5), rgb(31, 128, 238).
Aa
Black text reads best on this color (5.38:1).
About this color
#1F80EE is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.186 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.028 away. Black text reads best on it, at 5.38:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.186) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.38:1 |
| White text | 3.90:1 |
Values
| HEX | #1F80EE |
| RGB | rgb(31, 128, 238) |
| HSL | hsl(212, 86%, 53%) |
| OKLCH | oklch(60.6% 0.186 255.5) |
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 #1F80EE | 3.90:1 | AA large text | Lc -71.3 | Content text, not long reading |
| Black text on #1F80EE | 5.38:1 | AA | Lc 38.2 | Non-text elements, placeholder text |
| #1F80EE text on white | 3.90:1 | AA large text | Lc 65.8 | Content text, not long reading |
| #1F80EE text on black | 5.38:1 | AA | Lc -35.8 | 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
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DFEBFC
oklch(93.6% 0.026 257)
-
Step 200
200
#C3DBFB
oklch(88.4% 0.051 255.7)
-
Step 300
300
#99C4FB
oklch(81% 0.091 254.9)
-
Step 400
400
#5EA2F9
oklch(70.6% 0.146 255.4)
-
Step 500
500 (this color)
#1F80EE
oklch(60.6% 0.186 255.5)
-
Step 600
600
#0070DC
oklch(55.6% 0.186 255.4)
-
Step 700
700
#005EBB
oklch(49.1% 0.165 255.5)
-
Step 800
800
#004D9B
oklch(42.8% 0.143 255.4)
-
Step 900
900
#054080
oklch(37.7% 0.122 255.5)
-
Step 950
950
#07264B
oklch(27% 0.077 255.4)
#1F80EE 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) | #428AF2 | 0.037 |
| Deuteranopia (no green cones) | #0079EC | 0.022 |
| Tritanopia (no blue cones) | #009BAB | 0.141 |
| Achromatopsia (no color) | #818181 | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F80EE
#1F80EE
oklch(60.6% 0.186 255.5)
- #AE7500
#AE7500
oklch(60.7% 0.128 75.1)
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 #1F80EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.028
- Dodger Blue #1E90FF ΔE 0.046
- Cerulean Blue #056EEE ΔE 0.048
- Dark Sky Blue #448EE4 ΔE 0.051
- Royal Blue #4169E1 ΔE 0.059
- Water Blue #0E87CC ΔE 0.059
- Soft Blue #6488EA ΔE 0.062
- Chefchaouen Blue #4895EF ΔE 0.066
Use #1F80EE 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.