#374062
Closest named color: Dark Grey Blue (#29465B). oklch(37.9% 0.06 272), rgb(55, 64, 98).
Aa
White text reads best on this color (10.13:1).
About this color
#374062 is a dark, muted blue. In OKLCH its lightness is 38%, its chroma 0.060 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.030 away. White text reads best on it, at 10.13:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.07:1 |
| White text | 10.13:1 |
Values
| HEX | #374062 |
| RGB | rgb(55, 64, 98) |
| HSL | hsl(227, 28%, 30%) |
| OKLCH | oklch(37.9% 0.06 272) |
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 #374062 | 10.13:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #374062 | 2.07:1 | Fails | Lc 10.4 | Not readable |
| #374062 text on white | 10.13:1 | AAA | Lc 93.5 | Preferred for body text |
| #374062 text on black | 2.07:1 | Fails | Lc -9.0 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7EAF3
oklch(93.7% 0.013 271.3)
-
Step 200
200
#D3D9EA
oklch(88.6% 0.024 270.3)
-
Step 300
300
#B6C0DE
oklch(81% 0.044 270.8)
-
Step 400
400
#919ECE
oklch(70.7% 0.072 272.7)
-
Step 500
500
#7686C1
oklch(63.1% 0.091 272)
-
Step 600
600
#5F6FAD
oklch(55.6% 0.098 271.9)
-
Step 700
700
#4E5D95
oklch(49.2% 0.092 271.3)
-
Step 800
800
#404C79
oklch(42.7% 0.076 271.5)
-
Step 900
900 (this color)
#374062
oklch(37.9% 0.06 272)
-
Step 950
950
#202539
oklch(26.9% 0.038 272.9)
#374062 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) | #344363 | 0.009 |
| Deuteranopia (no green cones) | #314061 | 0.009 |
| Tritanopia (no blue cones) | #29474C | 0.054 |
| Achromatopsia (no color) | #414141 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #374062
#374062
oklch(37.9% 0.06 272)
- #4E4119
#4E4119
oklch(38% 0.06 91.3)
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 #374062, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.030
- Charcoal #264653 ΔE 0.043
- Dark Blue Grey #1F3B4D ΔE 0.052
- Prussian Blue #1D3557 ΔE 0.055
- Twilight Blue #0A437A ΔE 0.056
- Charcoal Grey #3C4142 ΔE 0.057
- Onyx #343A40 ΔE 0.059
- Marine Blue #01386A ΔE 0.064
Use #374062 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.