#5D8D99
Closest named color: Steel (#738595). oklch(61.4% 0.055 215.2), rgb(93, 141, 153).
Aa
Black text reads best on this color (5.73:1).
About this color
#5D8D99 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 61%, its chroma 0.055 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Steel (#738595), ΔE 0.032 away. Black text reads best on it, at 5.73:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Steel (#738595) |
| Black text | 5.73:1 |
| White text | 3.66:1 |
Values
| HEX | #5D8D99 |
| RGB | rgb(93, 141, 153) |
| HSL | hsl(192, 24%, 48%) |
| OKLCH | oklch(61.4% 0.055 215.2) |
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 #5D8D99 | 3.66:1 | AA large text | Lc -69.6 | Content text, not long reading |
| Black text on #5D8D99 | 5.73:1 | AA | Lc 39.9 | Non-text elements, placeholder text |
| #5D8D99 text on white | 3.66:1 | AA large text | Lc 64.1 | Content text, not long reading |
| #5D8D99 text on black | 5.73:1 | AA | Lc -37.5 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CFDCDF
oklch(88.6% 0.015 213.1)
-
Step 300
300
#AEC5CB
oklch(80.8% 0.026 215.2)
-
Step 400
400
#83A8B1
oklch(70.7% 0.042 214.2)
-
Step 500
500 (this color)
#5D8D99
oklch(61.4% 0.055 215.2)
-
Step 600
600
#487C89
oklch(55.5% 0.059 215.6)
-
Step 700
700
#396974
oklch(49.1% 0.055 214.2)
-
Step 800
800
#30565F
oklch(42.9% 0.046 214.7)
-
Step 900
900
#2B474E
oklch(37.9% 0.036 215.3)
-
Step 950
950
#19292D
oklch(26.9% 0.023 215.1)
#5D8D99 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) | #848A9A | 0.049 |
| Deuteranopia (no green cones) | #7B8299 | 0.046 |
| Tritanopia (no blue cones) | #459291 | 0.032 |
| Achromatopsia (no color) | #868686 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D8D99
#5D8D99
oklch(61.4% 0.055 215.2)
- #A2796E
#A2796E
oklch(61.4% 0.054 35.5)
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 #5D8D99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel #738595 ΔE 0.032
- Light Slate Gray #778899 ΔE 0.033
- Blue Grey #758DA3 ΔE 0.034
- Steel Grey #6F828A ΔE 0.036
- Slate Gray #708090 ΔE 0.040
- Dusty Teal #4C9085 ΔE 0.040
- Silver Lake Blue #778DA9 ΔE 0.042
- Dusty Blue #5A86AD ΔE 0.042
Use #5D8D99 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.