#55A7CA
Closest named color: Greyblue (#77A1B5). oklch(69.1% 0.095 228.3), rgb(85, 167, 202).
Aa
Black text reads best on this color (7.76:1).
About this color
#55A7CA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 69%, its chroma 0.095 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.041 away. Black text reads best on it, at 7.76:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.76:1 |
| White text | 2.70:1 |
Values
| HEX | #55A7CA |
| RGB | rgb(85, 167, 202) |
| HSL | hsl(198, 52%, 56%) |
| OKLCH | oklch(69.1% 0.095 228.3) |
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 #55A7CA | 2.70:1 | Fails | Lc -57.4 | Large or bold text, headings |
| Black text on #55A7CA | 7.76:1 | AAA | Lc 51.8 | Large or bold text, headings |
| #55A7CA text on white | 2.70:1 | Fails | Lc 52.2 | Large or bold text, headings |
| #55A7CA text on black | 7.76:1 | AAA | Lc -49.6 | Large or bold text, headings |
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 400.
-
Step 50
50
#F0F7FA
oklch(97.2% 0.008 225.1)
-
Step 100
100
#DFECF3
oklch(93.5% 0.017 230.9)
-
Step 200
200
#C4DEEB
oklch(88.5% 0.033 229.3)
-
Step 300
300
#99C9DF
oklch(81% 0.059 227.8)
-
Step 400
400 (this color)
#55A7CA
oklch(69.1% 0.095 228.3)
-
Step 500
500
#0D97C3
oklch(63.2% 0.121 228)
-
Step 600
600
#007FA5
oklch(55.7% 0.108 227.8)
-
Step 700
700
#006A8B
oklch(49% 0.096 228.3)
-
Step 800
800
#005773
oklch(42.7% 0.084 228.5)
-
Step 900
900
#004960
oklch(37.8% 0.073 227.3)
-
Step 950
950
#032B3A
oklch(27.1% 0.05 228.5)
#55A7CA 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) | #95A4CC | 0.070 |
| Deuteranopia (no green cones) | #8498CA | 0.061 |
| Tritanopia (no blue cones) | #00B1B2 | 0.064 |
| Achromatopsia (no color) | #9D9D9D | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55A7CA
#55A7CA
oklch(69.1% 0.095 228.3)
- #CC8967
#CC8967
oklch(69% 0.095 47.6)
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 #55A7CA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.041
- Turquoise Blue #06B1C4 ΔE 0.044
- Bluegrey #85A3B2 ΔE 0.056
- Cadet Blue #5F9EA0 ΔE 0.060
- Bluey Grey #89A0B0 ΔE 0.061
- Cool Gray #8D99AE ΔE 0.070
- Light Sea Green #20B2AA ΔE 0.073
- Faded Blue #658CBB ΔE 0.073
Use #55A7CA 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.