#2276A7
Closest named color: Nice Blue (#107AB0). oklch(54% 0.109 239.6), rgb(34, 118, 167).
Aa
White text reads best on this color (4.97:1).
About this color
#2276A7 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 54%, its chroma 0.109 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Nice Blue (#107AB0), ΔE 0.016 away. White text reads best on it, at 4.97:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Nice Blue (#107AB0) |
| Black text | 4.21:1 |
| White text | 4.97:1 |
Values
| HEX | #2276A7 |
| RGB | rgb(34, 118, 167) |
| HSL | hsl(202, 66%, 39%) |
| OKLCH | oklch(54% 0.109 239.6) |
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 #2276A7 | 4.97:1 | AA | Lc -79.5 | Fine for body text |
| Black text on #2276A7 | 4.21:1 | AA large text | Lc 30.0 | Non-text elements, placeholder text |
| #2276A7 text on white | 4.97:1 | AA | Lc 74.1 | Content text, not long reading |
| #2276A7 text on black | 4.21:1 | AA large text | Lc -27.6 | Dividers and decoration only |
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 600.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#CADCEA
oklch(88.5% 0.027 241.2)
-
Step 300
300
#A5C6DD
oklch(81% 0.048 238.6)
-
Step 400
400
#72A8CD
oklch(70.8% 0.079 239.3)
-
Step 500
500
#4A91C0
oklch(63.1% 0.101 240)
-
Step 600
600 (this color)
#2276A7
oklch(54% 0.109 239.6)
-
Step 700
700
#196794
oklch(49.1% 0.102 239.9)
-
Step 800
800
#195478
oklch(42.6% 0.084 240.2)
-
Step 900
900
#1C4661
oklch(37.8% 0.066 240)
-
Step 950
950
#122939
oklch(27% 0.042 241)
#2276A7 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) | #5F76A9 | 0.057 |
| Deuteranopia (no green cones) | #4D6AA6 | 0.046 |
| Tritanopia (no blue cones) | #008287 | 0.072 |
| Achromatopsia (no color) | #707070 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2276A7
#2276A7
oklch(54% 0.109 239.6)
- #9C5D23
#9C5D23
oklch(53.9% 0.109 59.3)
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 #2276A7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Nice Blue #107AB0 ΔE 0.016
- Flat Blue #3C73A8 ΔE 0.019
- Muted Blue #3B719F ΔE 0.021
- Ocean Blue #03719C ΔE 0.025
- Sea Blue #047495 ΔE 0.032
- Dull Blue #49759C ΔE 0.033
- Cerulean #457B9D ΔE 0.036
- French Blue #436BAD ΔE 0.041
Use #2276A7 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.