#034E6A
Closest named color: Dark Grey Blue (#29465B). oklch(39.8% 0.079 231.4), rgb(3, 78, 106).
Aa
White text reads best on this color (9.12:1).
About this color
#034E6A is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.079 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.035 away. White text reads best on it, at 9.12:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.30:1 |
| White text | 9.12:1 |
Values
| HEX | #034E6A |
| RGB | rgb(3, 78, 106) |
| HSL | hsl(196, 94%, 21%) |
| OKLCH | oklch(39.8% 0.079 231.4) |
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 #034E6A | 9.12:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #034E6A | 2.30:1 | Fails | Lc 13.4 | Not readable |
| #034E6A text on white | 9.12:1 | AAA | Lc 90.5 | Preferred for body text |
| #034E6A text on black | 2.30:1 | Fails | Lc -11.8 | 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
#F0F7FA
oklch(97.2% 0.008 225.1)
-
Step 100
100
#DFECF3
oklch(93.5% 0.017 230.9)
-
Step 200
200
#C4DEEB
oklch(88.5% 0.033 229.3)
-
Step 300
300
#9AC8E1
oklch(80.9% 0.06 232.2)
-
Step 400
400
#5DABD1
oklch(70.6% 0.095 231.4)
-
Step 500
500
#1B95C5
oklch(63% 0.121 231.4)
-
Step 600
600
#007EA9
oklch(55.6% 0.112 231.2)
-
Step 700
700
#006A8F
oklch(49.2% 0.1 231.3)
-
Step 800
800
#005776
oklch(42.8% 0.087 231.2)
-
Step 900
900 (this color)
#034E6A
oklch(39.8% 0.079 231.4)
-
Step 950
950
#052A3A
oklch(26.8% 0.05 231.7)
#034E6A 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) | #404D6B | 0.053 |
| Deuteranopia (no green cones) | #33446A | 0.045 |
| Tritanopia (no blue cones) | #005658 | 0.046 |
| Achromatopsia (no color) | #484848 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #034E6A
#034E6A
oklch(39.8% 0.079 231.4)
- #68391B
#68391B
oklch(39.7% 0.079 51.1)
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 #034E6A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.035
- Deep Teal #00555A ΔE 0.041
- Deep Sea Blue #015482 ΔE 0.041
- Charcoal #264653 ΔE 0.043
- Light Navy #155084 ΔE 0.046
- Twilight Blue #0A437A ΔE 0.048
- Dark Teal #014D4E ΔE 0.049
- Dark Slate Gray #2F4F4F ΔE 0.054
Use #034E6A 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.