#2B6B8D
Closest named color: Denim (#3B638C). oklch(50.2% 0.084 235.2), rgb(43, 107, 141).
Aa
White text reads best on this color (5.84:1).
About this color
#2B6B8D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.084 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.026 away. White text reads best on it, at 5.84:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.59:1 |
| White text | 5.84:1 |
Values
| HEX | #2B6B8D |
| RGB | rgb(43, 107, 141) |
| HSL | hsl(201, 53%, 36%) |
| OKLCH | oklch(50.2% 0.084 235.2) |
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 #2B6B8D | 5.84:1 | AA | Lc -84.3 | Fine for body text |
| Black text on #2B6B8D | 3.59:1 | AA large text | Lc 25.0 | Dividers and decoration only |
| #2B6B8D text on white | 5.84:1 | AA | Lc 79.0 | Fine for body text |
| #2B6B8D text on black | 3.59:1 | 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
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDCE6
oklch(88.5% 0.022 235)
-
Step 300
300
#A8C5D8
oklch(80.8% 0.041 236.8)
-
Step 400
400
#78A8C4
oklch(70.8% 0.066 234.5)
-
Step 500
500
#5492B5
oklch(63.2% 0.083 234.9)
-
Step 600
600
#367BA1
oklch(55.5% 0.091 235.8)
-
Step 700
700 (this color)
#2B6B8D
oklch(50.2% 0.084 235.2)
-
Step 800
800
#225570
oklch(42.8% 0.07 234.9)
-
Step 900
900
#22465A
oklch(37.7% 0.054 235)
-
Step 950
950
#152935
oklch(27% 0.034 236.3)
#2B6B8D 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) | #5B6A8F | 0.052 |
| Deuteranopia (no green cones) | #4D618C | 0.042 |
| Tritanopia (no blue cones) | #007476 | 0.056 |
| Achromatopsia (no color) | #656565 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B6B8D
#2B6B8D
oklch(50.2% 0.084 235.2)
- #895632
#895632
oklch(50.3% 0.085 54.7)
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 #2B6B8D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.026
- Peacock Blue #016795 ΔE 0.028
- Ocean Blue #03719C ΔE 0.028
- Sea Blue #047495 ΔE 0.028
- Muted Blue #3B719F ΔE 0.036
- Metallic Blue #4F738E ΔE 0.046
- Dusky Blue #475F94 ΔE 0.046
- Ocean #017B92 ΔE 0.047
Use #2B6B8D 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.