#034A39
Closest named color: Evergreen (#05472A). oklch(36.5% 0.07 170.6), rgb(3, 74, 57).
Aa
White text reads best on this color (10.28:1).
About this color
#034A39 is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 36%, its chroma 0.070 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Evergreen (#05472A), ΔE 0.023 away. White text reads best on it, at 10.28:1.
| Hue family | Teals and cyans |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.070) |
| Temperature | cool |
| Nearest name | Evergreen (#05472A) |
| Black text | 2.04:1 |
| White text | 10.28:1 |
Values
| HEX | #034A39 |
| RGB | rgb(3, 74, 57) |
| HSL | hsl(166, 92%, 15%) |
| OKLCH | oklch(36.5% 0.07 170.6) |
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 #034A39 | 10.28:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #034A39 | 2.04:1 | Fails | Lc 10.5 | Not readable |
| #034A39 text on white | 10.28:1 | AAA | Lc 93.4 | Preferred for body text |
| #034A39 text on black | 2.04:1 | Fails | Lc -9.1 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E0EDE8
oklch(93.5% 0.015 171)
-
Step 200
200
#C7E0D6
oklch(88.5% 0.03 169.6)
-
Step 300
300
#9FCCBC
oklch(80.9% 0.052 171.2)
-
Step 400
400
#67B299
oklch(70.7% 0.084 170.3)
-
Step 500
500
#329E80
oklch(63% 0.107 170.6)
-
Step 600
600
#00876A
oklch(55.5% 0.109 170.8)
-
Step 700
700
#007259
oklch(49.1% 0.097 170.7)
-
Step 800
800
#005D48
oklch(42.6% 0.084 170.6)
-
Step 900
900 (this color)
#034A39
oklch(36.5% 0.07 170.6)
-
Step 950
950
#0A2D23
oklch(26.9% 0.044 170.6)
#034A39 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) | #474438 | 0.071 |
| Deuteranopia (no green cones) | #3F3E3A | 0.069 |
| Tritanopia (no blue cones) | #004B45 | 0.020 |
| Achromatopsia (no color) | #414141 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #034A39
#034A39
oklch(36.5% 0.07 170.6)
- #5A2E43
#5A2E43
oklch(36.6% 0.07 351.1)
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 #034A39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Evergreen #05472A ΔE 0.023
- Dark Blue Green #005249 ΔE 0.032
- Dark Teal #014D4E ΔE 0.035
- Pine Green #0A481E ΔE 0.039
- Dark Slate Gray #2F4F4F ΔE 0.055
- British Racing Green #05480D ΔE 0.057
- Deep Teal #00555A ΔE 0.058
- Charcoal #264653 ΔE 0.059
Use #034A39 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.