#2E3956
Closest named color: Dark Blue Grey (#1F3B4D). oklch(34.8% 0.053 267.7), rgb(46, 57, 86).
Aa
White text reads best on this color (11.43:1).
About this color
#2E3956 is a dark, muted blue. In OKLCH its lightness is 35%, its chroma 0.053 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Grey (#1F3B4D), ΔE 0.028 away. White text reads best on it, at 11.43:1.
| Hue family | Blues |
| Lightness | dark (35%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Dark Blue Grey (#1F3B4D) |
| Black text | 1.83:1 |
| White text | 11.43:1 |
Values
| HEX | #2E3956 |
| RGB | rgb(46, 57, 86) |
| HSL | hsl(224, 30%, 26%) |
| OKLCH | oklch(34.8% 0.053 267.7) |
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 #2E3956 | 11.43:1 | AAA | Lc -100.0 | Preferred for body text |
| Black text on #2E3956 | 1.83:1 | Fails | Lc 7.6 | Not readable |
| #2E3956 text on white | 11.43:1 | AAA | Lc 96.3 | Preferred for body text |
| #2E3956 text on black | 1.83:1 | Fails | Lc 0.0 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF2
oklch(93.6% 0.012 264.5)
-
Step 200
200
#D3D9E8
oklch(88.5% 0.022 268.4)
-
Step 300
300
#B5C0DB
oklch(80.8% 0.04 267.9)
-
Step 400
400
#8FA0C9
oklch(70.7% 0.063 267.2)
-
Step 500
500
#7488BB
oklch(63.1% 0.081 267.6)
-
Step 600
600
#5D71A8
oklch(55.6% 0.089 268.2)
-
Step 700
700
#4C5F90
oklch(49.2% 0.082 267.2)
-
Step 800
800
#3F4D75
oklch(42.7% 0.069 268.7)
-
Step 900
900 (this color)
#2E3956
oklch(34.8% 0.053 267.7)
-
Step 950
950
#1F2637
oklch(27% 0.033 266.9)
#2E3956 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) | #2F3C57 | 0.010 |
| Deuteranopia (no green cones) | #2B3855 | 0.006 |
| Tritanopia (no blue cones) | #203F43 | 0.048 |
| Achromatopsia (no color) | #3A3A3A | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E3956
#2E3956
oklch(34.8% 0.053 267.7)
- #463817
#463817
oklch(34.8% 0.053 86.4)
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 #2E3956, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Grey #1F3B4D ΔE 0.028
- Prussian Blue #1D3557 ΔE 0.028
- Dark Grey Blue #29465B ΔE 0.040
- Gunmetal #293241 ΔE 0.041
- Onyx #343A40 ΔE 0.041
- Charcoal #264653 ΔE 0.044
- Midnight Green #073B4C ΔE 0.045
- Space Cadet #2B2D42 ΔE 0.047
Use #2E3956 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.