#216387
Closest named color: Peacock Blue (#016795). oklch(47.5% 0.087 236.9), rgb(33, 99, 135).
Aa
White text reads best on this color (6.56:1).
About this color
#216387 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 48%, its chroma 0.087 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.024 away. White text reads best on it, at 6.56:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.19:1 |
| White text | 6.56:1 |
Values
| HEX | #216387 |
| RGB | rgb(33, 99, 135) |
| HSL | hsl(201, 61%, 33%) |
| OKLCH | oklch(47.5% 0.087 236.9) |
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 #216387 | 6.56:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #216387 | 3.19:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #216387 text on white | 6.56:1 | AA | Lc 82.2 | Fine for body text |
| #216387 text on black | 3.19:1 | AA large text | Lc -19.7 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CBDCE7
oklch(88.5% 0.024 236)
-
Step 300
300
#A8C5D9
oklch(80.8% 0.042 238.2)
-
Step 400
400
#78A7C6
oklch(70.6% 0.068 237.9)
-
Step 500
500
#5391B7
oklch(63% 0.086 237.2)
-
Step 600
600
#357BA3
oklch(55.6% 0.093 236.9)
-
Step 700
700 (this color)
#216387
oklch(47.5% 0.087 236.9)
-
Step 800
800
#225571
oklch(42.8% 0.071 235.9)
-
Step 900
900
#21465C
oklch(37.7% 0.057 237)
-
Step 950
950
#142936
oklch(27% 0.036 237.4)
#216387 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) | #526389 | 0.051 |
| Deuteranopia (no green cones) | #445986 | 0.041 |
| Tritanopia (no blue cones) | #006C6F | 0.057 |
| Achromatopsia (no color) | #5D5D5D | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #216387
#216387
oklch(47.5% 0.087 236.9)
- #814E26
#814E26
oklch(47.5% 0.088 56.6)
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 #216387, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.024
- Denim #3B638C ΔE 0.025
- Light Navy Blue #2E5A88 ΔE 0.028
- Denim Blue #3B5B92 ΔE 0.039
- YInMn Blue #415A77 ΔE 0.039
- Dusky Blue #475F94 ΔE 0.046
- Ocean Blue #03719C ΔE 0.047
- Sea Blue #047495 ΔE 0.050
Use #216387 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.