#0276AB
Closest named color: Nice Blue (#107AB0). oklch(53.8% 0.12 238.5), rgb(2, 118, 171).
Aa
White text reads best on this color (5.02:1).
About this color
#0276AB is a medium-dark, moderately saturated blue. In OKLCH its lightness is 54%, its chroma 0.120 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Nice Blue (#107AB0), ΔE 0.014 away. White text reads best on it, at 5.02:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Nice Blue (#107AB0) |
| Black text | 4.18:1 |
| White text | 5.02:1 |
Values
| HEX | #0276AB |
| RGB | rgb(2, 118, 171) |
| HSL | hsl(199, 98%, 34%) |
| OKLCH | oklch(53.8% 0.12 238.5) |
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 #0276AB | 5.02:1 | AA | Lc -79.5 | Fine for body text |
| Black text on #0276AB | 4.18:1 | AA large text | Lc 30.0 | Dividers and decoration only |
| #0276AB text on white | 5.02:1 | AA | Lc 74.1 | Content text, not long reading |
| #0276AB text on black | 4.18:1 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1ECF3
oklch(93.7% 0.015 235.4)
-
Step 200
200
#C8DCEB
oklch(88.4% 0.03 240.2)
-
Step 300
300
#A1C6E0
oklch(80.8% 0.054 239)
-
Step 400
400
#6CA8D0
oklch(70.6% 0.086 238.8)
-
Step 500
500
#3F92C4
oklch(63.1% 0.11 238.5)
-
Step 600
600 (this color)
#0276AB
oklch(53.8% 0.12 238.5)
-
Step 700
700
#006897
oklch(49.1% 0.109 238.1)
-
Step 800
800
#08557B
oklch(42.7% 0.092 238.2)
-
Step 900
900
#144663
oklch(37.6% 0.072 238.7)
-
Step 950
950
#0E293A
oklch(26.9% 0.046 239.3)
#0276AB 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) | #5C77AD | 0.063 |
| Deuteranopia (no green cones) | #4769AA | 0.050 |
| Tritanopia (no blue cones) | #008389 | 0.076 |
| Achromatopsia (no color) | #6F6F6F | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0276AB
#0276AB
oklch(53.8% 0.12 238.5)
- #A05A15
#A05A15
oklch(53.8% 0.119 58.6)
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 #0276AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Nice Blue #107AB0 ΔE 0.014
- Ocean Blue #03719C ΔE 0.026
- Flat Blue #3C73A8 ΔE 0.028
- Muted Blue #3B719F ΔE 0.031
- Sea Blue #047495 ΔE 0.035
- Mid Blue #276AB3 ΔE 0.040
- Windows Blue #3778BF ΔE 0.042
- Dull Blue #49759C ΔE 0.044
Use #0276AB 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.