#213852
Closest named color: Dark Blue Grey (#1F3B4D). oklch(33.5% 0.055 252.5), rgb(33, 56, 82).
Aa
White text reads best on this color (11.98:1).
About this color
#213852 is a dark, muted blue. In OKLCH its lightness is 33%, its chroma 0.055 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Grey (#1F3B4D), ΔE 0.015 away. White text reads best on it, at 11.98:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Dark Blue Grey (#1F3B4D) |
| Black text | 1.75:1 |
| White text | 11.98:1 |
Values
| HEX | #213852 |
| RGB | rgb(33, 56, 82) |
| HSL | hsl(212, 43%, 23%) |
| OKLCH | oklch(33.5% 0.055 252.5) |
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 #213852 | 11.98:1 | AAA | Lc -100.9 | Preferred for body text |
| Black text on #213852 | 1.75:1 | Fails | Lc 0.0 | Not readable |
| #213852 text on white | 11.98:1 | AAA | Lc 97.3 | Preferred for body text |
| #213852 text on black | 1.75:1 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EAF2
oklch(93.5% 0.013 255.5)
-
Step 200
200
#CFDAE8
oklch(88.4% 0.023 254.4)
-
Step 300
300
#AEC3DB
oklch(80.9% 0.041 251.8)
-
Step 400
400
#83A4C9
oklch(70.8% 0.066 251.6)
-
Step 500
500
#648DBB
oklch(63.2% 0.083 252)
-
Step 600
600
#4B76A7
oklch(55.6% 0.091 252.6)
-
Step 700
700
#3C638F
oklch(49.1% 0.084 252.5)
-
Step 800
800
#325174
oklch(42.7% 0.069 252.4)
-
Step 900
900 (this color)
#213852
oklch(33.5% 0.055 252.5)
-
Step 950
950
#1A2737
oklch(26.9% 0.035 254.1)
#213852 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) | #2D3953 | 0.017 |
| Deuteranopia (no green cones) | #273451 | 0.014 |
| Tritanopia (no blue cones) | #033E41 | 0.048 |
| Achromatopsia (no color) | #373737 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #213852
#213852
oklch(33.5% 0.055 252.5)
- #483213
#483213
oklch(33.6% 0.055 73.2)
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 #213852, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Grey #1F3B4D ΔE 0.015
- Prussian Blue #1D3557 ΔE 0.016
- Midnight Green #073B4C ΔE 0.027
- Gunmetal #293241 ΔE 0.032
- Space Cadet #2B2D42 ΔE 0.040
- Onyx #343A40 ΔE 0.043
- Marine Blue #01386A ΔE 0.047
- Charcoal #264653 ΔE 0.048
Use #213852 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.