#2C83ED
Closest named color: Clear Blue (#247AFD). oklch(61.5% 0.179 255.9), rgb(44, 131, 237).
Aa
Black text reads best on this color (5.57:1).
About this color
#2C83ED is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.179 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.036 away. Black text reads best on it, at 5.57:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.179) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.57:1 |
| White text | 3.76:1 |
Values
| HEX | #2C83ED |
| RGB | rgb(44, 131, 237) |
| HSL | hsl(213, 84%, 55%) |
| OKLCH | oklch(61.5% 0.179 255.9) |
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 #2C83ED | 3.76:1 | AA large text | Lc -70.2 | Content text, not long reading |
| Black text on #2C83ED | 5.57:1 | AA | Lc 39.4 | Non-text elements, placeholder text |
| #2C83ED text on white | 3.76:1 | AA large text | Lc 64.7 | Content text, not long reading |
| #2C83ED text on black | 5.57:1 | AA | Lc -37.0 | 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
#DFEBFB
oklch(93.6% 0.025 255.6)
-
Step 200
200
#C5DBFA
oklch(88.5% 0.049 256.9)
-
Step 300
300
#9BC3F9
oklch(80.8% 0.088 256.1)
-
Step 400
400
#62A2F6
oklch(70.6% 0.14 255.8)
-
Step 500
500 (this color)
#2C83ED
oklch(61.5% 0.179 255.9)
-
Step 600
600
#006FDE
oklch(55.5% 0.189 256)
-
Step 700
700
#005DBC
oklch(49% 0.167 256)
-
Step 800
800
#004C9C
oklch(42.7% 0.146 256)
-
Step 900
900
#0B407E
oklch(37.7% 0.118 256)
-
Step 950
950
#0A264A
oklch(27% 0.075 256.3)
#2C83ED 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) | #4A8DF1 | 0.037 |
| Deuteranopia (no green cones) | #1C7CEB | 0.021 |
| Tritanopia (no blue cones) | #009CAC | 0.135 |
| Achromatopsia (no color) | #838383 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2C83ED
#2C83ED
oklch(61.5% 0.179 255.9)
- #B07800
#B07800
oklch(61.5% 0.129 76.2)
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 #2C83ED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.036
- Dodger Blue #1E90FF ΔE 0.040
- Dark Sky Blue #448EE4 ΔE 0.040
- Soft Blue #6488EA ΔE 0.052
- Chefchaouen Blue #4895EF ΔE 0.055
- Water Blue #0E87CC ΔE 0.055
- Cerulean Blue #056EEE ΔE 0.059
- Cornflower #6A79F7 ΔE 0.061
Use #2C83ED 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.