#598C97
Closest named color: Steel (#738595). oklch(60.8% 0.057 212.8), rgb(89, 140, 151).
Aa
Black text reads best on this color (5.62:1).
About this color
#598C97 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 61%, its chroma 0.057 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Steel (#738595), ΔE 0.034 away. Black text reads best on it, at 5.62:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Steel (#738595) |
| Black text | 5.62:1 |
| White text | 3.73:1 |
Values
| HEX | #598C97 |
| RGB | rgb(89, 140, 151) |
| HSL | hsl(191, 26%, 47%) |
| OKLCH | oklch(60.8% 0.057 212.8) |
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 #598C97 | 3.73:1 | AA large text | Lc -70.3 | Content text, not long reading |
| Black text on #598C97 | 5.62:1 | AA | Lc 39.2 | Non-text elements, placeholder text |
| #598C97 text on white | 3.73:1 | AA large text | Lc 64.8 | Content text, not long reading |
| #598C97 text on black | 5.62:1 | AA | Lc -36.8 | 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
#CEDCDF
oklch(88.5% 0.016 212)
-
Step 300
300
#ADC6CB
oklch(80.9% 0.028 211.1)
-
Step 400
400
#81A8B1
oklch(70.6% 0.044 213.4)
-
Step 500
500 (this color)
#598C97
oklch(60.8% 0.057 212.8)
-
Step 600
600
#457D89
oklch(55.6% 0.062 213.1)
-
Step 700
700
#366974
oklch(49% 0.057 213.4)
-
Step 800
800
#2D565F
oklch(42.7% 0.048 213.6)
-
Step 900
900
#29474D
oklch(37.7% 0.037 211.7)
-
Step 950
950
#192A2D
oklch(27.1% 0.023 209.7)
#598C97 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) | #838998 | 0.053 |
| Deuteranopia (no green cones) | #798197 | 0.048 |
| Tritanopia (no blue cones) | #3F918F | 0.032 |
| Achromatopsia (no color) | #848484 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #598C97
#598C97
oklch(60.8% 0.057 212.8)
- #A2766D
#A2766D
oklch(60.7% 0.057 31.8)
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 #598C97, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel #738595 ΔE 0.034
- Steel Grey #6F828A ΔE 0.036
- Dusty Teal #4C9085 ΔE 0.037
- Light Slate Gray #778899 ΔE 0.037
- Slate Gray #708090 ΔE 0.040
- Blue Grey #758DA3 ΔE 0.040
- Grey Blue #647D8E ΔE 0.042
- Dusty Blue #5A86AD ΔE 0.043
Use #598C97 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.