#26355B
Closest named color: Prussian Blue (#1D3557). oklch(33.6% 0.07 266.4), rgb(38, 53, 91).
Aa
White text reads best on this color (12.05:1).
About this color
#26355B is a dark, moderately saturated blue. In OKLCH its lightness is 34%, its chroma 0.070 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.014 away. White text reads best on it, at 12.05:1.
| Hue family | Blues |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.070) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.74:1 |
| White text | 12.05:1 |
Values
| HEX | #26355B |
| RGB | rgb(38, 53, 91) |
| HSL | hsl(223, 41%, 25%) |
| OKLCH | oklch(33.6% 0.07 266.4) |
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 #26355B | 12.05:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #26355B | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #26355B text on white | 12.05:1 | AAA | Lc 97.4 | Preferred for body text |
| #26355B text on black | 1.74:1 | Fails | Lc 0.0 | Not readable |
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 900.
-
Step 50
50
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#D0D9ED
oklch(88.5% 0.029 266.4)
-
Step 300
300
#B1C0E4
oklch(80.8% 0.054 267.4)
-
Step 400
400
#88A0D6
oklch(70.8% 0.084 265.8)
-
Step 500
500
#6B87CB
oklch(63.1% 0.108 266.3)
-
Step 600
600
#5370B8
oklch(55.6% 0.117 266.1)
-
Step 700
700
#445D9E
oklch(49% 0.109 266.6)
-
Step 800
800
#384C80
oklch(42.6% 0.09 266.7)
-
Step 900
900 (this color)
#26355B
oklch(33.6% 0.07 266.4)
-
Step 950
950
#1C263C
oklch(27.1% 0.044 265)
#26355B 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) | #26395D | 0.012 |
| Deuteranopia (no green cones) | #1F345A | 0.010 |
| Tritanopia (no blue cones) | #0A3D43 | 0.063 |
| Achromatopsia (no color) | #363636 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #26355B
#26355B
oklch(33.6% 0.07 266.4)
- #463400
#463400
oklch(33.6% 0.069 87.2)
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 #26355B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.014
- Dark Blue Grey #1F3B4D ΔE 0.036
- Marine Blue #01386A ΔE 0.038
- Marine #042E60 ΔE 0.044
- Gunmetal #293241 ΔE 0.046
- Space Cadet #2B2D42 ΔE 0.046
- Midnight Green #073B4C ΔE 0.046
- Dark Grey Blue #29465B ΔE 0.056
Use #26355B 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.