#25759F
Closest named color: Muted Blue (#3B719F). oklch(53.4% 0.1 236.3), rgb(37, 117, 159).
Aa
White text reads best on this color (5.09:1).
About this color
#25759F is a medium-dark, moderately saturated blue. In OKLCH its lightness is 53%, its chroma 0.100 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Muted Blue (#3B719F), ΔE 0.018 away. White text reads best on it, at 5.09:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Muted Blue (#3B719F) |
| Black text | 4.12:1 |
| White text | 5.09:1 |
Values
| HEX | #25759F |
| RGB | rgb(37, 117, 159) |
| HSL | hsl(201, 62%, 38%) |
| OKLCH | oklch(53.4% 0.1 236.3) |
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 #25759F | 5.09:1 | AA | Lc -80.2 | Fine for body text |
| Black text on #25759F | 4.12:1 | AA large text | Lc 29.3 | Dividers and decoration only |
| #25759F text on white | 5.09:1 | AA | Lc 74.8 | Content text, not long reading |
| #25759F text on black | 4.12:1 | AA large text | Lc -26.9 | 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
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CADCE8
oklch(88.5% 0.025 236.9)
-
Step 300
300
#A6C6DA
oklch(81% 0.045 235.5)
-
Step 400
400
#74A8C8
oklch(70.7% 0.072 236.2)
-
Step 500
500
#4D92BA
oklch(63.1% 0.092 236.2)
-
Step 600
600 (this color)
#25759F
oklch(53.4% 0.1 236.3)
-
Step 700
700
#1E688E
oklch(49.1% 0.093 236)
-
Step 800
800
#1C5573
oklch(42.7% 0.076 235.8)
-
Step 900
900
#1E465D
oklch(37.6% 0.06 236.6)
-
Step 950
950
#132937
oklch(27% 0.038 238.3)
#25759F 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) | #6175A1 | 0.059 |
| Deuteranopia (no green cones) | #50699E | 0.048 |
| Tritanopia (no blue cones) | #008083 | 0.065 |
| Achromatopsia (no color) | #6E6E6E | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25759F
#25759F
oklch(53.4% 0.1 236.3)
- #985C2E
#985C2E
oklch(53.3% 0.099 55.9)
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 #25759F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Blue #3B719F ΔE 0.018
- Ocean Blue #03719C ΔE 0.019
- Sea Blue #047495 ΔE 0.021
- Flat Blue #3C73A8 ΔE 0.024
- Nice Blue #107AB0 ΔE 0.027
- Dull Blue #49759C ΔE 0.030
- Ocean #017B92 ΔE 0.033
- Cerulean #457B9D ΔE 0.034
Use #25759F 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.