#2E5E61
Closest named color: Petrol (#005F6A). oklch(45% 0.052 200.8), rgb(46, 94, 97).
Aa
White text reads best on this color (7.26:1).
About this color
#2E5E61 is a dark, muted teal or cyan. In OKLCH its lightness is 45%, its chroma 0.052 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.026 away. White text reads best on it, at 7.26:1.
| Hue family | Teals and cyans |
| Lightness | dark (45%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.88:1 |
| White text | 7.26:1 |
Values
| HEX | #2E5E61 |
| RGB | rgb(46, 94, 97) |
| HSL | hsl(184, 36%, 28%) |
| OKLCH | oklch(45% 0.052 200.8) |
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 #2E5E61 | 7.26:1 | AAA | Lc -90.0 | Fine for body text |
| Black text on #2E5E61 | 2.88:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #2E5E61 text on white | 7.26:1 | AAA | Lc 85.1 | Fine for body text |
| #2E5E61 text on black | 2.88:1 | Fails | Lc -16.9 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEC
oklch(93.6% 0.01 197)
-
Step 200
200
#CDDDDE
oklch(88.6% 0.017 201.4)
-
Step 300
300
#ABC7C9
oklch(81% 0.03 201.9)
-
Step 400
400
#7DAAAD
oklch(70.7% 0.048 201.3)
-
Step 500
500
#599599
oklch(63.1% 0.063 201.2)
-
Step 600
600
#3C7F84
oklch(55.5% 0.068 201.9)
-
Step 700
700
#2E6B6F
oklch(49% 0.063 201.1)
-
Step 800
800 (this color)
#2E5E61
oklch(45% 0.052 200.8)
-
Step 900
900
#25484A
oklch(37.6% 0.041 200.4)
-
Step 950
950
#162A2C
oklch(26.9% 0.026 203.9)
#2E5E61 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) | #585A61 | 0.053 |
| Deuteranopia (no green cones) | #4F5461 | 0.049 |
| Tritanopia (no blue cones) | #0E615F | 0.022 |
| Achromatopsia (no color) | #575757 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E5E61
#2E5E61
oklch(45% 0.052 200.8)
- #704A49
#704A49
oklch(45.1% 0.052 21)
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 #2E5E61, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.026
- Dark Green Blue #1F6357 ΔE 0.029
- Dark Aqua #05696B ΔE 0.036
- Deep Teal #00555A ΔE 0.044
- YInMn Blue #415A77 ΔE 0.049
- Dark Slate Gray #2F4F4F ΔE 0.049
- Slate #516572 ΔE 0.056
- Dark Blue Green #005249 ΔE 0.062
Use #2E5E61 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.