#034E45
Closest named color: Dark Blue Green (#005249). oklch(38.1% 0.067 181.7), rgb(3, 78, 69).
Aa
White text reads best on this color (9.63:1).
About this color
#034E45 is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.067 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.013 away. White text reads best on it, at 9.63:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.17:1 |
| White text | 9.63:1 |
Values
| HEX | #034E45 |
| RGB | rgb(3, 78, 69) |
| HSL | hsl(173, 93%, 16%) |
| OKLCH | oklch(38.1% 0.067 181.7) |
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 #034E45 | 9.63:1 | AAA | Lc -96.2 | Preferred for body text |
| Black text on #034E45 | 2.17:1 | Fails | Lc 12.1 | Not readable |
| #034E45 text on white | 9.63:1 | AAA | Lc 91.9 | Preferred for body text |
| #034E45 text on black | 2.17:1 | Fails | Lc -10.5 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E0EDEA
oklch(93.6% 0.014 180.7)
-
Step 200
200
#C6E0DA
oklch(88.6% 0.029 180.2)
-
Step 300
300
#9DCCC3
oklch(80.9% 0.051 181.9)
-
Step 400
400
#63B1A4
oklch(70.6% 0.08 181.9)
-
Step 500
500
#289E8E
oklch(63.2% 0.103 181.6)
-
Step 600
600
#008677
oklch(55.6% 0.1 181.4)
-
Step 700
700
#007164
oklch(49.2% 0.089 181.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900 (this color)
#034E45
oklch(38.1% 0.067 181.7)
-
Step 950
950
#082D28
oklch(27% 0.042 182.3)
#034E45 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) | #4A4945 | 0.071 |
| Deuteranopia (no green cones) | #414246 | 0.068 |
| Tritanopia (no blue cones) | #00504B | 0.010 |
| Achromatopsia (no color) | #454545 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #034E45
#034E45
oklch(38.1% 0.067 181.7)
- #603240
#603240
oklch(38.1% 0.068 1.4)
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 #034E45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.013
- Dark Teal #014D4E ΔE 0.017
- Deep Teal #00555A ΔE 0.037
- Dark Slate Gray #2F4F4F ΔE 0.039
- Evergreen #05472A ΔE 0.044
- Charcoal #264653 ΔE 0.048
- Pine Green #0A481E ΔE 0.058
- Dark Grey Blue #29465B ΔE 0.060
Use #034E45 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.