#598CA2
Closest named color: Dusty Blue (#5A86AD). oklch(61.3% 0.064 227.2), rgb(89, 140, 162).
Aa
Black text reads best on this color (5.69:1).
About this color
#598CA2 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 61%, its chroma 0.064 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.028 away. Black text reads best on it, at 5.69:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.69:1 |
| White text | 3.68:1 |
Values
| HEX | #598CA2 |
| RGB | rgb(89, 140, 162) |
| HSL | hsl(198, 29%, 49%) |
| OKLCH | oklch(61.3% 0.064 227.2) |
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 #598CA2 | 3.68:1 | AA large text | Lc -69.8 | Content text, not long reading |
| Black text on #598CA2 | 5.69:1 | AA | Lc 39.7 | Non-text elements, placeholder text |
| #598CA2 text on white | 3.68:1 | AA large text | Lc 64.4 | Content text, not long reading |
| #598CA2 text on black | 5.69:1 | AA | Lc -37.3 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CEDCE2
oklch(88.6% 0.017 225.2)
-
Step 300
300
#ACC5D1
oklch(80.9% 0.032 228.3)
-
Step 400
400
#80A7B9
oklch(70.6% 0.05 227.9)
-
Step 500
500 (this color)
#598CA2
oklch(61.3% 0.064 227.2)
-
Step 600
600
#437C93
oklch(55.7% 0.07 226.4)
-
Step 700
700
#35687D
oklch(49.1% 0.064 227.1)
-
Step 800
800
#2C5566
oklch(42.7% 0.054 227.1)
-
Step 900
900
#284653
oklch(37.6% 0.042 227.6)
-
Step 950
950
#182931
oklch(27% 0.027 229.2)
#598CA2 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) | #808AA3 | 0.048 |
| Deuteranopia (no green cones) | #7682A2 | 0.043 |
| Tritanopia (no blue cones) | #399393 | 0.045 |
| Achromatopsia (no color) | #858585 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #598CA2
#598CA2
oklch(61.3% 0.064 227.2)
- #A57863
#A57863
oklch(61.2% 0.065 46)
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 #598CA2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.028
- Blue Grey #758DA3 ΔE 0.034
- Off Blue #5684AE ΔE 0.034
- Steel #738595 ΔE 0.035
- Light Slate Gray #778899 ΔE 0.036
- Silver Lake Blue #778DA9 ΔE 0.039
- Slate Gray #708090 ΔE 0.042
- Faded Blue #658CBB ΔE 0.043
Use #598CA2 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.