#236B91
Closest named color: Peacock Blue (#016795). oklch(50.2% 0.092 236.2), rgb(35, 107, 145).
Aa
White text reads best on this color (5.86:1).
About this color
#236B91 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.092 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.021 away. White text reads best on it, at 5.86:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.58:1 |
| White text | 5.86:1 |
Values
| HEX | #236B91 |
| RGB | rgb(35, 107, 145) |
| HSL | hsl(201, 61%, 35%) |
| OKLCH | oklch(50.2% 0.092 236.2) |
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 #236B91 | 5.86:1 | AA | Lc -84.2 | Fine for body text |
| Black text on #236B91 | 3.58:1 | AA large text | Lc 25.1 | Dividers and decoration only |
| #236B91 text on white | 5.86:1 | AA | Lc 79.0 | Fine for body text |
| #236B91 text on black | 3.58:1 | AA large text | Lc -22.8 | 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
#E2EBF1
oklch(93.5% 0.013 236.6)
-
Step 200
200
#CADCE8
oklch(88.5% 0.025 236.9)
-
Step 300
300
#A6C6DA
oklch(81% 0.045 235.5)
-
Step 400
400
#75A8C7
oklch(70.7% 0.071 235.8)
-
Step 500
500
#4E92B9
oklch(63.1% 0.091 235.8)
-
Step 600
600
#2E7CA5
oklch(55.7% 0.098 235.6)
-
Step 700
700 (this color)
#236B91
oklch(50.2% 0.092 236.2)
-
Step 800
800
#1D5573
oklch(42.7% 0.076 236.1)
-
Step 900
900
#1E465D
oklch(37.6% 0.06 236.6)
-
Step 950
950
#132936
oklch(26.9% 0.037 236.3)
#236B91 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) | #596B93 | 0.055 |
| Deuteranopia (no green cones) | #4A6090 | 0.045 |
| Tritanopia (no blue cones) | #007578 | 0.060 |
| Achromatopsia (no color) | #656565 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #236B91
#236B91
oklch(50.2% 0.092 236.2)
- #8B552B
#8B552B
oklch(50.2% 0.092 56.5)
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 #236B91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.021
- Ocean Blue #03719C ΔE 0.022
- Sea Blue #047495 ΔE 0.026
- Denim #3B638C ΔE 0.027
- Muted Blue #3B719F ΔE 0.035
- Dusky Blue #475F94 ΔE 0.046
- Flat Blue #3C73A8 ΔE 0.048
- Ocean #017B92 ΔE 0.048
Use #236B91 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.