#2E4D5C
Closest named color: Dark Grey Blue (#29465B). oklch(40.3% 0.045 230.3), rgb(46, 77, 92).
Aa
White text reads best on this color (9.00:1).
About this color
#2E4D5C is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.045 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.024 away. White text reads best on it, at 9.00:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.33:1 |
| White text | 9.00:1 |
Values
| HEX | #2E4D5C |
| RGB | rgb(46, 77, 92) |
| HSL | hsl(200, 33%, 27%) |
| OKLCH | oklch(40.3% 0.045 230.3) |
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 #2E4D5C | 9.00:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #2E4D5C | 2.33:1 | Fails | Lc 13.4 | Not readable |
| #2E4D5C text on white | 9.00:1 | AAA | Lc 90.6 | Preferred for body text |
| #2E4D5C text on black | 2.33:1 | Fails | Lc -11.7 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBEE
oklch(93.6% 0.008 228.9)
-
Step 200
200
#D0DBE1
oklch(88.5% 0.015 231.2)
-
Step 300
300
#B0C4CE
oklch(80.8% 0.026 229.2)
-
Step 400
400
#87A6B6
oklch(70.7% 0.041 230.5)
-
Step 500
500
#6890A4
oklch(63.1% 0.053 230.3)
-
Step 600
600
#4F7A8F
oklch(55.6% 0.058 230.2)
-
Step 700
700
#3F677A
oklch(49.2% 0.054 229.8)
-
Step 800
800 (this color)
#2E4D5C
oklch(40.3% 0.045 230.3)
-
Step 900
900
#2E4551
oklch(37.7% 0.035 231.6)
-
Step 950
950
#1B292F
oklch(27.1% 0.022 226.4)
#2E4D5C 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) | #454C5D | 0.031 |
| Deuteranopia (no green cones) | #3F475C | 0.028 |
| Tritanopia (no blue cones) | #195152 | 0.032 |
| Achromatopsia (no color) | #494949 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E4D5C
#2E4D5C
oklch(40.3% 0.045 230.3)
- #5C4132
#5C4132
oklch(40.1% 0.045 50.1)
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 #2E4D5C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.024
- Dark Slate Gray #2F4F4F ΔE 0.025
- Charcoal #264653 ΔE 0.027
- Deep Teal #00555A ΔE 0.038
- Dark Teal #014D4E ΔE 0.043
- Charcoal Grey #3C4142 ΔE 0.049
- Dark Blue Green #005249 ΔE 0.053
- Petrol #005F6A ΔE 0.057
Use #2E4D5C 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.