#125772
Closest named color: Deep Sea Blue (#015482). oklch(42.9% 0.078 229.9), rgb(18, 87, 114).
Aa
White text reads best on this color (7.97:1).
About this color
#125772 is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 43%, its chroma 0.078 and its hue 230°. 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 7.97:1.
| Hue family | Teals and cyans |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Deep Sea Blue (#015482) |
| Black text | 2.63:1 |
| White text | 7.97:1 |
Values
| HEX | #125772 |
| RGB | rgb(18, 87, 114) |
| HSL | hsl(197, 73%, 26%) |
| OKLCH | oklch(42.9% 0.078 229.9) |
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 #125772 | 7.97:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #125772 | 2.63:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #125772 text on white | 7.97:1 | AAA | Lc 87.3 | Fine for body text |
| #125772 text on black | 2.63:1 | Fails | Lc -14.8 | 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 800.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE7
oklch(88.6% 0.025 229.2)
-
Step 300
300
#A3C7D9
oklch(80.9% 0.046 229.7)
-
Step 400
400
#6FAAC6
oklch(70.8% 0.074 229.5)
-
Step 500
500
#4594B7
oklch(63.1% 0.093 229.8)
-
Step 600
600
#1E7EA3
oklch(55.7% 0.101 229.6)
-
Step 700
700
#0C6A8C
oklch(49.2% 0.095 230)
-
Step 800
800 (this color)
#125772
oklch(42.9% 0.078 229.9)
-
Step 900
900
#18475C
oklch(37.6% 0.062 231)
-
Step 950
950
#102A36
oklch(27.1% 0.039 230.5)
#125772 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) | #495673 | 0.054 |
| Deuteranopia (no green cones) | #3C4D72 | 0.045 |
| Tritanopia (no blue cones) | #005E60 | 0.044 |
| Achromatopsia (no color) | #515151 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #125772
#125772
oklch(42.9% 0.078 229.9)
- #724226
#724226
oklch(43.1% 0.078 49.8)
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 #125772, 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
- Petrol #005F6A ΔE 0.032
- Light Navy #155084 ΔE 0.041
- Deep Teal #00555A ΔE 0.042
- Light Navy Blue #2E5A88 ΔE 0.044
- YInMn Blue #415A77 ΔE 0.046
- Dusk Blue #26538D ΔE 0.052
- Dark Grey Blue #29465B ΔE 0.057
Use #125772 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.