#274254
Closest named color: Charcoal (#264653). oklch(36.6% 0.045 238.9), rgb(39, 66, 84).
Aa
White text reads best on this color (10.53:1).
About this color
#274254 is a dark, muted blue. In OKLCH its lightness is 37%, its chroma 0.045 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.014 away. White text reads best on it, at 10.53:1.
| Hue family | Blues |
| Lightness | dark (37%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 1.99:1 |
| White text | 10.53:1 |
Values
| HEX | #274254 |
| RGB | rgb(39, 66, 84) |
| HSL | hsl(204, 37%, 24%) |
| OKLCH | oklch(36.6% 0.045 238.9) |
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 #274254 | 10.53:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #274254 | 1.99:1 | Fails | Lc 9.6 | Not readable |
| #274254 text on white | 10.53:1 | AAA | Lc 94.4 | Preferred for body text |
| #274254 text on black | 1.99:1 | Fails | Lc -8.2 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBF0
oklch(93.6% 0.01 238.5)
-
Step 200
200
#CEDBE4
oklch(88.4% 0.019 237.8)
-
Step 300
300
#ADC4D5
oklch(80.8% 0.035 240)
-
Step 400
400
#82A6BF
oklch(70.7% 0.054 238.8)
-
Step 500
500
#6190AF
oklch(63.2% 0.069 238.2)
-
Step 600
600
#47799B
oklch(55.5% 0.076 239.8)
-
Step 700
700
#386684
oklch(49.1% 0.07 239)
-
Step 800
800
#2F536B
oklch(42.6% 0.058 239.3)
-
Step 900
900 (this color)
#274254
oklch(36.6% 0.045 238.9)
-
Step 950
950
#192833
oklch(26.9% 0.029 241)
#274254 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) | #3A4255 | 0.026 |
| Deuteranopia (no green cones) | #343D54 | 0.022 |
| Tritanopia (no blue cones) | #114748 | 0.037 |
| Achromatopsia (no color) | #3F3F3F | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #274254
#274254
oklch(36.6% 0.045 238.9)
- #513926
#513926
oklch(36.7% 0.046 59.1)
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 #274254, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.014
- Dark Grey Blue #29465B ΔE 0.016
- Dark Blue Grey #1F3B4D ΔE 0.027
- Onyx #343A40 ΔE 0.038
- Charcoal Grey #3C4142 ΔE 0.040
- Midnight Green #073B4C ΔE 0.041
- Dark Teal #014D4E ΔE 0.046
- Prussian Blue #1D3557 ΔE 0.048
Use #274254 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.