#618284
Closest named color: Steel Grey (#6F828A). oklch(58.2% 0.037 200.8), rgb(97, 130, 132).
Aa
Black text reads best on this color (5.03:1).
About this color
#618284 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 58%, its chroma 0.037 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Steel Grey (#6F828A), ΔE 0.021 away. Black text reads best on it, at 5.03:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Steel Grey (#6F828A) |
| Black text | 5.03:1 |
| White text | 4.17:1 |
Values
| HEX | #618284 |
| RGB | rgb(97, 130, 132) |
| HSL | hsl(183, 15%, 45%) |
| OKLCH | oklch(58.2% 0.037 200.8) |
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 #618284 | 4.17:1 | AA large text | Lc -74.2 | Content text, not long reading |
| Black text on #618284 | 5.03:1 | AA | Lc 35.4 | Non-text elements, placeholder text |
| #618284 text on white | 4.17:1 | AA large text | Lc 68.7 | Content text, not long reading |
| #618284 text on black | 5.03:1 | AA | Lc -32.9 | 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 600.
-
Step 50
50
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D2DBDB
oklch(88.5% 0.01 197)
-
Step 300
300
#B5C4C5
oklch(80.9% 0.017 201.7)
-
Step 400
400
#8EA6A7
oklch(70.7% 0.027 199.7)
-
Step 500
500
#729092
oklch(63.1% 0.034 201.4)
-
Step 600
600 (this color)
#618284
oklch(58.2% 0.037 200.8)
-
Step 700
700
#496769
oklch(49.1% 0.035 201.3)
-
Step 800
800
#3C5455
oklch(42.7% 0.029 199.3)
-
Step 900
900
#344546
oklch(37.6% 0.022 200.7)
-
Step 950
950
#1E2929
oklch(27.1% 0.015 196.3)
#618284 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) | #7D7F84 | 0.038 |
| Deuteranopia (no green cones) | #777A84 | 0.036 |
| Tritanopia (no blue cones) | #558482 | 0.016 |
| Achromatopsia (no color) | #7C7C7C | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #618284
#618284
oklch(58.2% 0.037 200.8)
- #907371
#907371
oklch(58.3% 0.037 22.9)
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 #618284, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Grey #6F828A ΔE 0.021
- Battleship Grey #6B7C85 ΔE 0.021
- Grey Blue #647D8E ΔE 0.025
- Slate Gray #708090 ΔE 0.030
- Steel #738595 ΔE 0.037
- Battleship Gray #6C757D ΔE 0.037
- Medium Grey #7D7F7C ΔE 0.037
- Gray #808080 ΔE 0.041
Use #618284 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.