#034B43
Closest named color: Dark Teal (#014D4E). oklch(37.1% 0.065 182.7), rgb(3, 75, 67).
Aa
White text reads best on this color (10.04:1).
About this color
#034B43 is a dark, muted teal or cyan. In OKLCH its lightness is 37%, its chroma 0.065 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.018 away. White text reads best on it, at 10.04:1.
| Hue family | Teals and cyans |
| Lightness | dark (37%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.09:1 |
| White text | 10.04:1 |
Values
| HEX | #034B43 |
| RGB | rgb(3, 75, 67) |
| HSL | hsl(173, 92%, 15%) |
| OKLCH | oklch(37.1% 0.065 182.7) |
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 #034B43 | 10.04:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #034B43 | 2.09:1 | Fails | Lc 11.1 | Not readable |
| #034B43 text on white | 10.04:1 | AAA | Lc 92.9 | Preferred for body text |
| #034B43 text on black | 2.09:1 | Fails | Lc -9.6 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E0EDEA
oklch(93.6% 0.014 180.7)
-
Step 200
200
#C7DFDA
oklch(88.4% 0.026 181.8)
-
Step 300
300
#9ECBC3
oklch(80.8% 0.049 183)
-
Step 400
400
#65B1A5
oklch(70.8% 0.078 182.7)
-
Step 500
500
#2E9D8F
oklch(63.1% 0.1 182.9)
-
Step 600
600
#008678
oklch(55.6% 0.1 182.2)
-
Step 700
700
#007165
oklch(49.2% 0.088 182.2)
-
Step 800
800
#005C53
oklch(42.6% 0.076 183.4)
-
Step 900
900 (this color)
#034B43
oklch(37.1% 0.065 182.7)
-
Step 950
950
#092D28
oklch(27% 0.041 182.1)
#034B43 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) | #474643 | 0.069 |
| Deuteranopia (no green cones) | #3E3F44 | 0.066 |
| Tritanopia (no blue cones) | #004D48 | 0.009 |
| Achromatopsia (no color) | #424242 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #034B43
#034B43
oklch(37.1% 0.065 182.7)
- #5C313D
#5C313D
oklch(37.2% 0.064 2.8)
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 #034B43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.018
- Dark Blue Green #005249 ΔE 0.023
- Evergreen #05472A ΔE 0.040
- Dark Slate Gray #2F4F4F ΔE 0.043
- Deep Teal #00555A ΔE 0.044
- Charcoal #264653 ΔE 0.045
- Pine Green #0A481E ΔE 0.056
- Dark Grey Blue #29465B ΔE 0.059
Use #034B43 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.