#256A93
Closest named color: Peacock Blue (#016795). oklch(50.1% 0.094 239), rgb(37, 106, 147).
Aa
White text reads best on this color (5.89:1).
About this color
#256A93 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.094 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.019 away. White text reads best on it, at 5.89:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.56:1 |
| White text | 5.89:1 |
Values
| HEX | #256A93 |
| RGB | rgb(37, 106, 147) |
| HSL | hsl(202, 60%, 36%) |
| OKLCH | oklch(50.1% 0.094 239) |
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 #256A93 | 5.89:1 | AA | Lc -84.4 | Fine for body text |
| Black text on #256A93 | 3.56:1 | AA large text | Lc 24.9 | Dividers and decoration only |
| #256A93 text on white | 5.89:1 | AA | Lc 79.2 | Fine for body text |
| #256A93 text on black | 3.56:1 | AA large text | Lc -22.6 | 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
#CBDCE8
oklch(88.5% 0.025 238.4)
-
Step 300
300
#A6C5DB
oklch(80.8% 0.046 239.1)
-
Step 400
400
#76A7C9
oklch(70.6% 0.072 239.4)
-
Step 500
500
#4F91BC
oklch(63.1% 0.094 239.2)
-
Step 600
600
#307BA8
oklch(55.7% 0.101 238.8)
-
Step 700
700 (this color)
#256A93
oklch(50.1% 0.094 239)
-
Step 800
800
#1E5475
oklch(42.6% 0.078 239.4)
-
Step 900
900
#1F465E
oklch(37.7% 0.06 238.3)
-
Step 950
950
#132937
oklch(27% 0.038 238.3)
#256A93 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) | #576A95 | 0.051 |
| Deuteranopia (no green cones) | #486092 | 0.041 |
| Tritanopia (no blue cones) | #007478 | 0.063 |
| Achromatopsia (no color) | #646464 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #256A93
#256A93
oklch(50.1% 0.094 239)
- #8A5526
#8A5526
oklch(50% 0.094 59.5)
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 #256A93, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.019
- Ocean Blue #03719C ΔE 0.023
- Denim #3B638C ΔE 0.025
- Sea Blue #047495 ΔE 0.030
- Muted Blue #3B719F ΔE 0.034
- Dusky Blue #475F94 ΔE 0.042
- Denim Blue #3B5B92 ΔE 0.045
- Flat Blue #3C73A8 ΔE 0.046
Use #256A93 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.