#314C52
Closest named color: Dark Slate Gray (#2F4F4F). oklch(39.7% 0.034 213.1), rgb(49, 76, 82).
Aa
White text reads best on this color (9.18:1).
About this color
#314C52 is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.034 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.013 away. White text reads best on it, at 9.18:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.28:1 |
| White text | 9.18:1 |
Values
| HEX | #314C52 |
| RGB | rgb(49, 76, 82) |
| HSL | hsl(191, 25%, 26%) |
| OKLCH | oklch(39.7% 0.034 213.1) |
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 #314C52 | 9.18:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #314C52 | 2.28:1 | Fails | Lc 12.8 | Not readable |
| #314C52 text on white | 9.18:1 | AAA | Lc 91.1 | Preferred for body text |
| #314C52 text on black | 2.28:1 | Fails | Lc -11.2 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#CFDCDF
oklch(88.6% 0.015 213.1)
-
Step 300
300
#AFC5CA
oklch(80.8% 0.025 212.9)
-
Step 400
400
#84A8B0
oklch(70.8% 0.041 212.8)
-
Step 500
500
#64929C
oklch(63.1% 0.052 212.7)
-
Step 600
600
#4A7C87
oklch(55.5% 0.056 213.3)
-
Step 700
700
#3B6973
oklch(49.2% 0.053 213.2)
-
Step 800
800
#31555D
oklch(42.6% 0.043 213.5)
-
Step 900
900 (this color)
#314C52
oklch(39.7% 0.034 213.1)
-
Step 950
950
#1A292D
oklch(26.9% 0.022 216.2)
#314C52 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) | #474A52 | 0.031 |
| Deuteranopia (no green cones) | #424652 | 0.029 |
| Tritanopia (no blue cones) | #244F4E | 0.019 |
| Achromatopsia (no color) | #484848 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #314C52
#314C52
oklch(39.7% 0.034 213.1)
- #58403B
#58403B
oklch(39.6% 0.035 32)
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 #314C52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.013
- Charcoal #264653 ΔE 0.026
- Dark Grey Blue #29465B ΔE 0.031
- Dark Teal #014D4E ΔE 0.037
- Charcoal Grey #3C4142 ΔE 0.038
- Deep Teal #00555A ΔE 0.039
- Dark Blue Green #005249 ΔE 0.045
- Onyx #343A40 ΔE 0.058
Use #314C52 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.