#214166
Closest named color: Dark Grey Blue (#29465B). oklch(37% 0.075 253.4), rgb(33, 65, 102).
Aa
White text reads best on this color (10.43:1).
About this color
#214166 is a dark, moderately saturated blue. In OKLCH its lightness is 37%, its chroma 0.075 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.030 away. White text reads best on it, at 10.43:1.
| Hue family | Blues |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.01:1 |
| White text | 10.43:1 |
Values
| HEX | #214166 |
| RGB | rgb(33, 65, 102) |
| HSL | hsl(212, 51%, 26%) |
| OKLCH | oklch(37% 0.075 253.4) |
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 #214166 | 10.43:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #214166 | 2.01:1 | Fails | Lc 9.9 | Not readable |
| #214166 text on white | 10.43:1 | AAA | Lc 94.0 | Preferred for body text |
| #214166 text on black | 2.01:1 | Fails | Lc -8.5 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF5
oklch(93.7% 0.016 253.9)
-
Step 200
200
#CBDBEE
oklch(88.5% 0.031 252.7)
-
Step 300
300
#A8C3E5
oklch(80.9% 0.057 254.3)
-
Step 400
400
#79A4D7
oklch(70.7% 0.089 253.2)
-
Step 500
500
#558CCD
oklch(63.1% 0.115 253.6)
-
Step 600
600
#3975BA
oklch(55.6% 0.125 253.6)
-
Step 700
700
#2B62A0
oklch(49.1% 0.115 253.5)
-
Step 800
800
#255082
oklch(42.7% 0.096 253.9)
-
Step 900
900 (this color)
#214166
oklch(37% 0.075 253.4)
-
Step 950
950
#15273D
oklch(26.9% 0.048 254.2)
#214166 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) | #314368 | 0.021 |
| Deuteranopia (no green cones) | #283D65 | 0.013 |
| Tritanopia (no blue cones) | #004A4E | 0.062 |
| Achromatopsia (no color) | #404040 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #214166
#214166
oklch(37% 0.075 253.4)
- #573906
#573906
oklch(37.1% 0.075 74.1)
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 #214166, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.030
- Twilight Blue #0A437A ΔE 0.036
- Marine Blue #01386A ΔE 0.041
- Charcoal #264653 ΔE 0.041
- Prussian Blue #1D3557 ΔE 0.043
- Dark Blue Grey #1F3B4D ΔE 0.045
- Midnight Green #073B4C ΔE 0.054
- Light Navy #155084 ΔE 0.061
Use #214166 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.