#374262
Closest named color: Dark Grey Blue (#29465B). oklch(38.4% 0.057 269.1), rgb(55, 66, 98).
Aa
White text reads best on this color (9.91:1).
About this color
#374262 is a dark, muted blue. In OKLCH its lightness is 38%, its chroma 0.057 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.027 away. White text reads best on it, at 9.91:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.11:1 |
| White text | 9.91:1 |
Values
| HEX | #374262 |
| RGB | rgb(55, 66, 98) |
| HSL | hsl(225, 28%, 30%) |
| OKLCH | oklch(38.4% 0.057 269.1) |
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 #374262 | 9.91:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #374262 | 2.11:1 | Fails | Lc 11.0 | Not readable |
| #374262 text on white | 9.91:1 | AAA | Lc 93.0 | Preferred for body text |
| #374262 text on black | 2.11:1 | Fails | Lc -9.5 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF2
oklch(93.6% 0.012 264.5)
-
Step 200
200
#D3D9E9
oklch(88.6% 0.023 269.4)
-
Step 300
300
#B5C0DD
oklch(80.9% 0.043 269)
-
Step 400
400
#8F9FCC
oklch(70.6% 0.069 269.4)
-
Step 500
500
#7487BF
oklch(63.1% 0.088 269.4)
-
Step 600
600
#5D70AB
oklch(55.6% 0.095 269.6)
-
Step 700
700
#4C5E93
oklch(49.1% 0.088 268.8)
-
Step 800
800
#3F4D77
oklch(42.8% 0.072 269.2)
-
Step 900
900 (this color)
#374262
oklch(38.4% 0.057 269.1)
-
Step 950
950
#1F2638
oklch(27.1% 0.035 267.7)
#374262 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) | #374563 | 0.009 |
| Deuteranopia (no green cones) | #334161 | 0.007 |
| Tritanopia (no blue cones) | #29494D | 0.052 |
| Achromatopsia (no color) | #434343 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #374262
#374262
oklch(38.4% 0.057 269.1)
- #50421D
#50421D
oklch(38.5% 0.057 88.8)
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 #374262, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.027
- Charcoal #264653 ΔE 0.040
- Dark Blue Grey #1F3B4D ΔE 0.054
- Charcoal Grey #3C4142 ΔE 0.055
- Twilight Blue #0A437A ΔE 0.056
- Prussian Blue #1D3557 ΔE 0.059
- Onyx #343A40 ΔE 0.059
- Dark Slate Gray #2F4F4F ΔE 0.061
Use #374262 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.