#276F98
Closest named color: Ocean Blue (#03719C). oklch(51.6% 0.095 237.9), rgb(39, 111, 152).
Aa
White text reads best on this color (5.50:1).
About this color
#276F98 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.095 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean Blue (#03719C), ΔE 0.014 away. White text reads best on it, at 5.50:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Ocean Blue (#03719C) |
| Black text | 3.81:1 |
| White text | 5.50:1 |
Values
| HEX | #276F98 |
| RGB | rgb(39, 111, 152) |
| HSL | hsl(202, 59%, 37%) |
| OKLCH | oklch(51.6% 0.095 237.9) |
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 #276F98 | 5.50:1 | AA | Lc -82.5 | Fine for body text |
| Black text on #276F98 | 3.81:1 | AA large text | Lc 26.9 | Dividers and decoration only |
| #276F98 text on white | 5.50:1 | AA | Lc 77.2 | Fine for body text |
| #276F98 text on black | 3.81:1 | AA large text | Lc -24.6 | 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 700.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CADCE8
oklch(88.5% 0.025 236.9)
-
Step 300
300
#A6C6DB
oklch(81% 0.045 236.9)
-
Step 400
400
#74A8CA
oklch(70.8% 0.074 237.9)
-
Step 500
500
#4D92BC
oklch(63.2% 0.094 237.5)
-
Step 600
600
#2C7BA8
oklch(55.6% 0.103 237.9)
-
Step 700
700 (this color)
#276F98
oklch(51.6% 0.095 237.9)
-
Step 800
800
#1C5575
oklch(42.8% 0.079 237.5)
-
Step 900
900
#1E465E
oklch(37.7% 0.061 237.7)
-
Step 950
950
#122937
oklch(26.9% 0.039 237.4)
#276F98 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) | #5C6F9A | 0.054 |
| Deuteranopia (no green cones) | #4C6497 | 0.043 |
| Tritanopia (no blue cones) | #00797D | 0.062 |
| Achromatopsia (no color) | #696969 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #276F98
#276F98
oklch(51.6% 0.095 237.9)
- #90592B
#90592B
oklch(51.7% 0.095 58.2)
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 #276F98, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Blue #03719C ΔE 0.014
- Sea Blue #047495 ΔE 0.020
- Muted Blue #3B719F ΔE 0.021
- Peacock Blue #016795 ΔE 0.031
- Flat Blue #3C73A8 ΔE 0.033
- Denim #3B638C ΔE 0.037
- Dull Blue #49759C ΔE 0.037
- Ocean #017B92 ΔE 0.041
Use #276F98 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.