#225677
Closest named color: Deep Sea Blue (#015482). oklch(43.4% 0.077 239.9), rgb(34, 86, 119).
Aa
White text reads best on this color (7.87:1).
About this color
#225677 is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.077 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sea Blue (#015482), ΔE 0.026 away. White text reads best on it, at 7.87:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Deep Sea Blue (#015482) |
| Black text | 2.66:1 |
| White text | 7.87:1 |
Values
| HEX | #225677 |
| RGB | rgb(34, 86, 119) |
| HSL | hsl(203, 56%, 30%) |
| OKLCH | oklch(43.4% 0.077 239.9) |
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 #225677 | 7.87:1 | AAA | Lc -91.8 | Preferred for body text |
| Black text on #225677 | 2.66:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #225677 text on white | 7.87:1 | AAA | Lc 87.1 | Fine for body text |
| #225677 text on black | 2.66:1 | Fails | Lc -15.0 | 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
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CBDCE8
oklch(88.5% 0.025 238.4)
-
Step 300
300
#A7C5DB
oklch(80.8% 0.045 239.9)
-
Step 400
400
#77A7CA
oklch(70.7% 0.073 240.7)
-
Step 500
500
#5191BC
oklch(63.2% 0.093 239.9)
-
Step 600
600
#327AA8
oklch(55.5% 0.101 240.2)
-
Step 700
700
#246790
oklch(49.1% 0.093 239.8)
-
Step 800
800 (this color)
#225677
oklch(43.4% 0.077 239.9)
-
Step 900
900
#20465E
oklch(37.8% 0.06 238.8)
-
Step 950
950
#142937
oklch(27% 0.038 239.4)
#225677 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) | #475679 | 0.041 |
| Deuteranopia (no green cones) | #3B4E76 | 0.033 |
| Tritanopia (no blue cones) | #005E61 | 0.054 |
| Achromatopsia (no color) | #515151 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #225677
#225677
oklch(43.4% 0.077 239.9)
- #704621
#704621
oklch(43.5% 0.077 59.9)
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 #225677, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sea Blue #015482 ΔE 0.026
- Light Navy Blue #2E5A88 ΔE 0.032
- Light Navy #155084 ΔE 0.033
- YInMn Blue #415A77 ΔE 0.036
- Dusk Blue #26538D ΔE 0.040
- Petrol #005F6A ΔE 0.043
- Denim Blue #3B5B92 ΔE 0.054
- Deep Teal #00555A ΔE 0.055
Use #225677 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.