#2E5F6B
Closest named color: Petrol (#005F6A). oklch(45.6% 0.056 215.8), rgb(46, 95, 107).
Aa
White text reads best on this color (7.08:1).
About this color
#2E5F6B is a medium-dark, muted teal or cyan. In OKLCH its lightness is 46%, its chroma 0.056 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.025 away. White text reads best on it, at 7.08:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.96:1 |
| White text | 7.08:1 |
Values
| HEX | #2E5F6B |
| RGB | rgb(46, 95, 107) |
| HSL | hsl(192, 40%, 30%) |
| OKLCH | oklch(45.6% 0.056 215.8) |
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 #2E5F6B | 7.08:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #2E5F6B | 2.96:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #2E5F6B text on white | 7.08:1 | AAA | Lc 84.4 | Fine for body text |
| #2E5F6B text on black | 2.96:1 | Fails | Lc -17.6 | 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 800.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECEE
oklch(93.7% 0.01 212.5)
-
Step 200
200
#CCDCE1
oklch(88.4% 0.019 218.4)
-
Step 300
300
#AAC6CE
oklch(80.8% 0.032 216.9)
-
Step 400
400
#7BA9B6
oklch(70.6% 0.053 217.1)
-
Step 500
500
#5794A3
oklch(63.1% 0.067 215.3)
-
Step 600
600
#3A7E8F
oklch(55.6% 0.073 216.5)
-
Step 700
700
#2B6A79
oklch(49% 0.068 216)
-
Step 800
800 (this color)
#2E5F6B
oklch(45.6% 0.056 215.8)
-
Step 900
900
#244850
oklch(37.8% 0.044 213.8)
-
Step 950
950
#162A2F
oklch(27% 0.027 215.5)
#2E5F6B 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) | #575C6C | 0.051 |
| Deuteranopia (no green cones) | #4D556B | 0.046 |
| Tritanopia (no blue cones) | #006363 | 0.032 |
| Achromatopsia (no color) | #585858 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E5F6B
#2E5F6B
oklch(45.6% 0.056 215.8)
- #734C41
#734C41
oklch(45.7% 0.056 36.4)
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 #2E5F6B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.025
- Dark Aqua #05696B ΔE 0.036
- YInMn Blue #415A77 ΔE 0.036
- Dark Green Blue #1F6357 ΔE 0.042
- Slate #516572 ΔE 0.048
- Deep Teal #00555A ΔE 0.052
- Light Navy Blue #2E5A88 ΔE 0.055
- Denim #3B638C ΔE 0.057
Use #2E5F6B 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.