#334C62
Closest named color: Dark Grey Blue (#29465B). oklch(40.6% 0.048 245.9), rgb(51, 76, 98).
Aa
White text reads best on this color (8.93:1).
About this color
#334C62 is a dark, muted blue. In OKLCH its lightness is 41%, its chroma 0.048 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.025 away. White text reads best on it, at 8.93:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.35:1 |
| White text | 8.93:1 |
Values
| HEX | #334C62 |
| RGB | rgb(51, 76, 98) |
| HSL | hsl(208, 32%, 29%) |
| OKLCH | oklch(40.6% 0.048 245.9) |
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 #334C62 | 8.93:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #334C62 | 2.35:1 | Fails | Lc 13.5 | Not readable |
| #334C62 text on white | 8.93:1 | AAA | Lc 90.4 | Preferred for body text |
| #334C62 text on black | 2.35:1 | Fails | Lc -11.9 | 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 800.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E6EAEF
oklch(93.5% 0.008 253.9)
-
Step 200
200
#D1DAE3
oklch(88.4% 0.016 248)
-
Step 300
300
#B2C3D2
oklch(80.9% 0.028 244.8)
-
Step 400
400
#8AA4BC
oklch(70.7% 0.046 246.3)
-
Step 500
500
#6D8DAB
oklch(63% 0.058 247.1)
-
Step 600
600
#547796
oklch(55.5% 0.063 246)
-
Step 700
700
#456480
oklch(49.1% 0.058 246.6)
-
Step 800
800 (this color)
#334C62
oklch(40.6% 0.048 245.9)
-
Step 900
900
#314455
oklch(37.8% 0.038 246)
-
Step 950
950
#1D2832
oklch(27.1% 0.024 246.3)
#334C62 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) | #434C63 | 0.022 |
| Deuteranopia (no green cones) | #3D4762 | 0.020 |
| Tritanopia (no blue cones) | #205153 | 0.040 |
| Achromatopsia (no color) | #494949 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #334C62
#334C62
oklch(40.6% 0.048 245.9)
- #5B442D
#5B442D
oklch(40.6% 0.048 65.8)
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 #334C62, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.025
- Charcoal #264653 ΔE 0.035
- Dark Slate Gray #2F4F4F ΔE 0.038
- Deep Teal #00555A ΔE 0.049
- YInMn Blue #415A77 ΔE 0.055
- Charcoal Grey #3C4142 ΔE 0.055
- Dark Teal #014D4E ΔE 0.055
- Deep Sea Blue #015482 ΔE 0.058
Use #334C62 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.