#0A83EA
Closest named color: Clear Blue (#247AFD). oklch(60.8% 0.181 252.4), rgb(10, 131, 234).
Aa
Black text reads best on this color (5.44:1).
About this color
#0A83EA is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.181 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.039 away. Black text reads best on it, at 5.44:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.181) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.44:1 |
| White text | 3.85:1 |
Values
| HEX | #0A83EA |
| RGB | rgb(10, 131, 234) |
| HSL | hsl(208, 92%, 48%) |
| OKLCH | oklch(60.8% 0.181 252.4) |
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 #0A83EA | 3.85:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #0A83EA | 5.44:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #0A83EA text on white | 3.85:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #0A83EA text on black | 5.44:1 | AA | Lc -36.4 | 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
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DEEBFB
oklch(93.5% 0.026 253.6)
-
Step 200
200
#C3DCF9
oklch(88.5% 0.048 252.2)
-
Step 300
300
#97C5F9
oklch(81% 0.089 252)
-
Step 400
400
#5AA4F6
oklch(70.7% 0.142 252.6)
-
Step 500
500 (this color)
#0A83EA
oklch(60.8% 0.181 252.4)
-
Step 600
600
#0074D2
oklch(55.7% 0.168 252.4)
-
Step 700
700
#0061B1
oklch(49.1% 0.148 252.3)
-
Step 800
800
#004F93
oklch(42.7% 0.13 252.6)
-
Step 900
900
#00427C
oklch(37.8% 0.114 252.4)
-
Step 950
950
#042749
oklch(27% 0.074 251.8)
#0A83EA 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) | #4B8CEE | 0.046 |
| Deuteranopia (no green cones) | #1879E8 | 0.026 |
| Tritanopia (no blue cones) | #009CAB | 0.133 |
| Achromatopsia (no color) | #828282 | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A83EA
#0A83EA
oklch(60.8% 0.181 252.4)
- #B17400
#B17400
oklch(60.8% 0.13 72.8)
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 #0A83EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.039
- Dodger Blue #1E90FF ΔE 0.045
- Dark Sky Blue #448EE4 ΔE 0.046
- Water Blue #0E87CC ΔE 0.049
- Cerulean Blue #056EEE ΔE 0.055
- Chefchaouen Blue #4895EF ΔE 0.062
- Soft Blue #6488EA ΔE 0.064
- Royal Blue #4169E1 ΔE 0.066
Use #0A83EA 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.