#215977
Closest named color: Deep Sea Blue (#015482). oklch(44.1% 0.076 235.7), rgb(33, 89, 119).
Aa
White text reads best on this color (7.60:1).
About this color
#215977 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.076 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sea Blue (#015482), ΔE 0.031 away. White text reads best on it, at 7.60:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Deep Sea Blue (#015482) |
| Black text | 2.75:1 |
| White text | 7.60:1 |
Values
| HEX | #215977 |
| RGB | rgb(33, 89, 119) |
| HSL | hsl(201, 57%, 30%) |
| OKLCH | oklch(44.1% 0.076 235.7) |
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 #215977 | 7.60:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #215977 | 2.75:1 | Fails | Lc 17.8 | Dividers and decoration only |
| #215977 text on white | 7.60:1 | AAA | Lc 86.2 | Fine for body text |
| #215977 text on black | 2.75:1 | Fails | Lc -15.9 | 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 800.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF1
oklch(93.5% 0.013 236.6)
-
Step 200
200
#CADCE7
oklch(88.4% 0.025 234.5)
-
Step 300
300
#A6C6DA
oklch(81% 0.045 235.5)
-
Step 400
400
#75A8C7
oklch(70.7% 0.071 235.8)
-
Step 500
500
#4E92B9
oklch(63.1% 0.091 235.8)
-
Step 600
600
#2D7CA5
oklch(55.7% 0.099 235.3)
-
Step 700
700
#1F688D
oklch(49.1% 0.091 235.5)
-
Step 800
800 (this color)
#215977
oklch(44.1% 0.076 235.7)
-
Step 900
900
#1E465D
oklch(37.6% 0.06 236.6)
-
Step 950
950
#132936
oklch(26.9% 0.037 236.3)
#215977 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) | #4B5878 | 0.046 |
| Deuteranopia (no green cones) | #3F5077 | 0.039 |
| Tritanopia (no blue cones) | #006163 | 0.050 |
| Achromatopsia (no color) | #545454 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #215977
#215977
oklch(44.1% 0.076 235.7)
- #734727
#734727
oklch(44.2% 0.076 55.3)
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 #215977, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sea Blue #015482 ΔE 0.031
- Light Navy Blue #2E5A88 ΔE 0.032
- YInMn Blue #415A77 ΔE 0.033
- Petrol #005F6A ΔE 0.036
- Light Navy #155084 ΔE 0.041
- Dusk Blue #26538D ΔE 0.045
- Denim #3B638C ΔE 0.052
- Denim Blue #3B5B92 ΔE 0.053
Use #215977 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.