#2B414A
Closest named color: Charcoal (#264653). oklch(36.1% 0.032 225.4), rgb(43, 65, 74).
Aa
White text reads best on this color (10.72:1).
About this color
#2B414A is a dark, muted teal or cyan. In OKLCH its lightness is 36%, its chroma 0.032 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.019 away. White text reads best on it, at 10.72:1.
| Hue family | Teals and cyans |
| Lightness | dark (36%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 1.95:1 |
| White text | 10.72:1 |
Values
| HEX | #2B414A |
| RGB | rgb(43, 65, 74) |
| HSL | hsl(197, 26%, 23%) |
| OKLCH | oklch(36.1% 0.032 225.4) |
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 #2B414A | 10.72:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #2B414A | 1.95:1 | Fails | Lc 9.1 | Not readable |
| #2B414A text on white | 10.72:1 | AAA | Lc 94.8 | Preferred for body text |
| #2B414A text on black | 1.95:1 | Fails | Lc -7.8 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#D0DBE0
oklch(88.5% 0.014 226.6)
-
Step 300
300
#B1C4CC
oklch(80.8% 0.024 224.9)
-
Step 400
400
#88A6B3
oklch(70.7% 0.038 226)
-
Step 500
500
#6A90A0
oklch(63.1% 0.048 225.8)
-
Step 600
600
#517A8B
oklch(55.6% 0.053 225.9)
-
Step 700
700
#416776
oklch(49.1% 0.049 224.9)
-
Step 800
800
#365460
oklch(42.7% 0.041 225.1)
-
Step 900
900 (this color)
#2B414A
oklch(36.1% 0.032 225.4)
-
Step 950
950
#1C292E
oklch(27.1% 0.02 223.6)
#2B414A 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) | #3C404A | 0.025 |
| Deuteranopia (no green cones) | #373C4A | 0.022 |
| Tritanopia (no blue cones) | #1F4444 | 0.022 |
| Achromatopsia (no color) | #3E3E3E | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B414A
#2B414A
oklch(36.1% 0.032 225.4)
- #4C3830
#4C3830
oklch(36.1% 0.032 42.8)
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 #2B414A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.019
- Onyx #343A40 ΔE 0.025
- Charcoal Grey #3C4142 ΔE 0.027
- Dark Blue Grey #1F3B4D ΔE 0.028
- Dark Grey Blue #29465B ΔE 0.029
- Midnight Green #073B4C ΔE 0.042
- Dark Teal #014D4E ΔE 0.045
- Dark Slate Gray #2F4F4F ΔE 0.046
Use #2B414A 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.