#234339
Closest named color: Evergreen (#05472A). oklch(35.5% 0.042 171.6), rgb(35, 67, 57).
Aa
White text reads best on this color (10.86:1).
About this color
#234339 is a dark, muted teal or cyan. In OKLCH its lightness is 35%, its chroma 0.042 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Evergreen (#05472A), ΔE 0.040 away. White text reads best on it, at 10.86:1.
| Hue family | Teals and cyans |
| Lightness | dark (35%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Evergreen (#05472A) |
| Black text | 1.93:1 |
| White text | 10.86:1 |
Values
| HEX | #234339 |
| RGB | rgb(35, 67, 57) |
| HSL | hsl(161, 31%, 20%) |
| OKLCH | oklch(35.5% 0.042 171.6) |
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 #234339 | 10.86:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #234339 | 1.93:1 | Fails | Lc 8.8 | Not readable |
| #234339 text on white | 10.86:1 | AAA | Lc 95.1 | Preferred for body text |
| #234339 text on black | 1.93:1 | Fails | Lc -7.6 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CEDDD8
oklch(88.5% 0.017 174)
-
Step 300
300
#ADC8BE
oklch(81% 0.032 171.1)
-
Step 400
400
#81AB9D
oklch(70.7% 0.05 172.3)
-
Step 500
500
#5F9685
oklch(63% 0.064 172.6)
-
Step 600
600
#44816E
oklch(55.6% 0.071 171.3)
-
Step 700
700
#356D5C
oklch(49.1% 0.066 171.4)
-
Step 800
800
#2D594B
oklch(42.8% 0.055 170.8)
-
Step 900
900 (this color)
#234339
oklch(35.5% 0.042 171.6)
-
Step 950
950
#182B25
oklch(27% 0.027 172.2)
#234339 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) | #413F39 | 0.044 |
| Deuteranopia (no green cones) | #3C3B3A | 0.043 |
| Tritanopia (no blue cones) | #194440 | 0.013 |
| Achromatopsia (no color) | #3D3D3D | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #234339
#234339
oklch(35.5% 0.042 171.6)
- #4D333E
#4D333E
oklch(35.5% 0.041 352.3)
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 #234339, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Evergreen #05472A ΔE 0.040
- Charcoal Grey #3C4142 ΔE 0.040
- Dark Teal #014D4E ΔE 0.041
- Onyx #343A40 ΔE 0.042
- Charcoal #264653 ΔE 0.044
- Dark Blue Green #005249 ΔE 0.049
- Dark Slate Gray #2F4F4F ΔE 0.051
- Dark Blue Grey #1F3B4D ΔE 0.051
Use #234339 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.